Cuándo dejar las muletas tras cirugía de rodilla (LCA, menisco…)

When to Stop Using Crutches (and Avoid a Permanent Limp)

• Don’t force walking before you’re ready: pushing weight-bearing too early can create compensations that may become a permanent limp.
• Use functional criteria: aim for a smooth, fluid gait (especially knee extension during stance) rather than simply “walking anyway.”
• Recovery timeline warning: if by months 2–3 you still can’t string together a smooth gait, reassess. Poor adaptation can become long-lasting—sometimes 9–12 months or longer.

Key Wellness / Rehab Strategy: “Quality Knee–Brain–Sensory Communication” (From Day 1)

The video emphasizes neuroplasticity and sensorimotor retraining (“knee–brain” communication) so the brain regains confidence with knee load.

After surgery, movement must be mandatory from day 1 (within surgical limits)—not just muscle activation—to help prevent:

• loss of proportionality/stability/mobility/activation
• increased protective/avoidance patterns (sometimes described as “nociceptive” behavior)
• adhesions/fibrosis that can require re-operation

Decide Based on the Type of Knee Procedure

ACL (anterior cruciate ligament) only

• Generally start weight-bearing from day 1 to support proprioception (plantar sensory input → knee → brain).

ACL + meniscal suture/repair

• Weight-bearing is often delayed to protect the repair.
• Tradeoff: delayed loading reduces sensory input from the foot/plantar muscles, which can make walking harder later.

ACL + meniscectomy (meniscus removal)

• Support may be allowed earlier since there’s no concern about stitches failing.
• Still requires adaptation to compressive load.

Concrete Self-Care / Training Methods Highlighted

1) Knee Extension Training (Foundation for Gait)

Goal: regain full knee extension and use gravity/positioning to make it easier.

Start options (sofa/bed):

• Contract the leg while seated, hold 2–3 seconds, rest.
• Use a cushion under the heel so gravity helps knee extension.

If activation is difficult:

• Consider EMS (electrical muscle stimulation)
  • Place pads over relevant quadriceps areas (vastus intermedius/vastus regions mentioned).
  • Pair stimulation with movement:
    • use contraction/rest intervals (example: ~3 seconds on, rest)
    • focus on end-range
  • Modulate intensity (example: rest / partial squeeze / strong squeeze).

Avoid technique mistakes:

• Don’t place an elastic band directly behind the knee in a way that excessively stresses the tibia.
• Emphasize comfortable extension and gradually increase tolerance.

2) Partial Weight-Bearing Progression Using a “Sweet Spot”

• Use scales to dose compression and avoid pain spikes.
• Start with manageable loads (e.g., 10–15 kg), then:
  • remove a crutch only when control is good
  • gradually increase load as tolerated
• Look for pain ≤ ~2/10 during the “learning load” phase.

3) Improve Proprioception and Balance Without Visual Compensation

• Avoid constantly “staring at the knee” (a compensatory strategy).
• Progress tasks including:
  • semi-tandem stance
  • eyes-closed intervals (~7–8 seconds) when safe/control is maintained
  • using a support (crutch/wall/assist) only if balance breaks down

4) Prevent Protective Knee Behavior (Strength + Load Tolerance)

• Use holds in supported positions (e.g., 15–20 second reps) to improve tolerance and reduce knee “guarding.”

5) Gait Quality Training (So You Don’t Walk With a Limp)

Focus on:

• mid-swing loading
• flexion–extension transition during stance
• integrating hip extension + knee extension together
• hip flexor work
• thoracic rotation and arm swing
  • arm swing may influence how knee extension is controlled; lack of it can look like a limp

Functional practice examples:

• heel-to-buttock style drills against a wall
• step drills over small hurdles/barriers
• single-leg stance practice

Shoe guidance:

• Prefer barefoot or minimal footwear progressively to enhance sensory input (as advised in the video).

6) Sensorimotor Integration With Rhythm + Dual Tasks

• Use a metronome:
  • start slower (e.g., 60–80 bpm), progress to around 100 bpm
  • each “beep” cues timing of each support step
  • stop using it for gait control if it distracts you from the knee/target
• Include dual-tasking:
  • walking while mentally counting/answering numbers (phone apps/prompts mentioned)
  • helps reduce knee-fixation and trains vestibular/sensorimotor control

7) Gait Variability (Confidence Through Multiple Movement Experiences)

Practice more than just forward walking:

• backward walking (often less aggressive)
• change foot placement patterns (e.g., using outer/inner edge sensations)

Rationale: variability helps the brain adapt and move confidently under different sensory inputs.

Presenters / Sources

• No specific individual presenter name is provided in the subtitles.
• The video references external concepts/tools:
  • “Metronom” (metronome) via Google
  • “Switch On” for dual-task counting